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binprinter_be.go
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/
binprinter_be.go
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package binp
// Output 2 bigendian bytes.
func (p *Printer) B16(d uint16) *Printer {
p.w = append(p.w, byte(d>>8), byte(d))
return p
}
// Output 4 bigendian bytes.
func (p *Printer) B32(d uint32) *Printer {
p.w = append(p.w, byte(d>>24), byte(d>>16), byte(d>>8), byte(d))
return p
}
// Output 4 bigendian bytes.
func (p *Printer) B64(d uint64) *Printer {
p.w = append(p.w, byte(d>>56), byte(d>>48), byte(d>>40), byte(d>>32), byte(d>>24), byte(d>>16), byte(d>>8), byte(d))
return p
}
// Output a string with a 4 byte bigendian length prefix and no trailing null.
func (p *Printer) B32String(d string) *Printer {
return p.B32(uint32(len(d))).String(d)
}
// Output bytes with a 4 byte bigendian length prefix and no trailing null.
func (p *Printer) B32Bytes(d []byte) *Printer {
return p.B32(uint32(len(d))).Bytes(d)
}
// Output a string with a 2 byte bigendian length prefix and no trailing null.
func (p *Printer) B16String(d string) *Printer {
if len(d) > 0xffff {
panic("binprinter: string too long")
}
return p.B16(uint16(len(d))).String(d)
}
// Output a string with a 1 byte bigendian length prefix and no trailing null.
func (p *Printer) B8String(d string) *Printer {
if len(d) > 0xff {
panic("binprinter: string too long")
}
return p.Byte(byte(len(d))).String(d)
}
// Add a 16 bit field at the current location that will be filled with the length.
func (p *Printer) LenB16(l *Len) *Printer {
l.ls = append(l.ls, ls{uint32(len(p.w)), 2 | lenMaskBE})
return p.N16(0)
}
// Add a 32 bit field at the current location that will be filled with the length.
func (p *Printer) LenB32(l *Len) *Printer {
l.ls = append(l.ls, ls{uint32(len(p.w)), 4 | lenMaskBE})
return p.N32(0)
}